Home / 31,466,008.51-43,423,541.62-18,056,858.98

Finding the Fourth Proportional to 31,466,008.51, 43,423,541.62 and 18,056,858.98

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Solution

The fourth proportional to 31,466,008.51, 43,423,541.62 and 18,056,858.98 is: 24,918,723.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,466,008.51 : 43,423,541.62 = 18,056,858.98 : x
  2. Step 2: Convert to fraction form
    31,466,008.51/43,423,541.62 = 18,056,858.98/x
  3. Step 3: Cross multiply
    31,466,008.51x = 43,423,541.62 × 18,056,858.98
  4. Step 4: Simplify right side
    31,466,008.51x = 784,092,767,444,500.75
  5. Step 5: Solve for x
    x = 784,092,767,444,500.75/31,466,008.51
  6. Step 6: Final answer
    x = 24,918,723.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.